Ever since humans stood on two feet we have had the basic urge to go FASTER. But are there physical limits to how fast we can go? David Pogue wants to find out, and he'll investigate everything from electric muscle cars and ultrafast cameras to quantum teleportation. Along the way, he finds that speed is more t...

On a typical late summer day a baby sea otter washes up on the beach in Monterey, California -- hungry, lost, injured. It's a tragic event, but not surprising. California sea otters are struggling. For decades marine biologist Karl Mayer and his small staff have worked unceasingly -- one otter at a time -- to bring this...

Zoe and Abby get frustrated with Leela's constant texting. Chris helps them realize that they need to tell Leela how they feel and apologize for hiding her phone. Educational Objective: Self-Regulation

Ever since humans stood on two feet we have had the basic urge to go FASTER. But are there physical limits to how fast we can go? David Pogue wants to find out, and he'll investigate everything from electric muscle cars and ultrafast cameras to quantum teleportation. Along the way, he finds that speed is more t...

High school football has never had a higher profile, with nationally televised games, corporate sponsorships and minute-by-minute coverage on sports websites. But as high school players grow bigger, faster and stronger, there are growing concerns about the health and safety of these young players. Frontline i...

In 1964, a group of British seven-year-olds were interviewed about their lives and dreams in a groundbreaking television documentary, "Seven Up." Since then, in one of the greatest projects in television history, renowned director Michael Apted has returned to film the same subjects every seven years, tracking their ups and downs. POV, which presented the U.S. broadcast premiere of "49 Up" in 2007, returns with "56 Up" to find the group settling into middle age and surprisingly upbeat. Through marria...

High school football has never had a higher profile, with nationally televised games, corporate sponsorships and minute-by-minute coverage on sports websites. But as high school players grow bigger, faster and stronger, there are growing concerns about the health and safety of these young players. Frontline i...

In 1964, a group of British seven-year-olds were interviewed about their lives and dreams in a groundbreaking television documentary, "Seven Up." Since then, in one of the greatest projects in television history, renowned director Michael Apted has returned to film the same subjects every seven years, tracking their ups and downs. POV, which presented the U.S. broadcast premiere of "49 Up" in 2007, returns with "56 Up" to find the group settling into middle age and surprisingly upbeat. Through marria...

NOVA kicks off the fall season with a return to Ground Zero to witness the final chapter in an epic story of engineering, innovation, and the perseverance of the human spirit: the completion of One World Trade Center. Ground Zero Supertower examines the new skyscraper rising up 104 stories and 1,776 feet from...

NOVA kicks off the fall season with a return to Ground Zero to witness the final chapter in an epic story of engineering, innovation, and the perseverance of the human spirit: the completion of One World Trade Center. Ground Zero Supertower examines the new skyscraper rising up 104 stories and 1,776 feet from...